tap for English standard thread

基本解释英制标准螺纹丝锥

网络释义

1)tap for English standard thread,英制标准螺纹丝锥2)inch screw tap,英制螺纹丝锥3)English standard thread,英制标准螺纹4)die for English standard thread,英制标准螺纹板牙5)British Standard Whitworth thread(B.S.W.),英制惠氏标准螺纹6)British Standard fine thread,英制标准细牙螺纹